/* 设置默认样式 */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* 统一字体与颜色 */
body {
    font: 16px/1.5 "Helvetica Neue", Helvetica, Arial, "Microsoft Yahei", "Hiragino Sans GB", "Heiti SC", "WenQuanYi Micro Hei", sans-serif;
    color: #343e3d;
}

/* 去除列表圆点 */
ul,
ol {
    list-style: none;
}

/* 去除倾斜样式 */
em,
i {
    font-style: normal;
}

/* 去除链接下划线 */
a {
    text-decoration: none;
    color: #333;
}

/* 图片与文字居中对齐 */
img {
    vertical-align: middle;
}

input {
    border: none;
    outline: none;
    color: #333;
}

/* 左浮动 */
.fl {
    float: left;
}

/* 右浮动 */
.fr {
    float: right;
}

/* 双伪元素清除 */
.clearfix::before,
.clearfix::after {
    content: "";
    display: table;
}

.claerfix::after {
    clear: both;
}